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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
16412339328246798 ~1987
164125191313001539 ~1989
164127432626038899 ~1990
164129091313032739 ~1989
16413073984784398 ~1989
16413431328268638 ~1987
16413541324988111910 ~1992
16413671328273438 ~1987
164137071313096579 ~1989
16413779328275598 ~1987
16414379121466404710 ~1991
164150173939604099 ~1990
16415279328305598 ~1987
16415579328311598 ~1987
164156691313253539 ~1989
164158031641580319 ~1989
164158213611480639 ~1990
16415891328317838 ~1987
16416073984964398 ~1989
16416311328326238 ~1987
16416443328328878 ~1987
16416791328335838 ~1987
16416997985019838 ~1989
16417091328341838 ~1987
16417139328342798 ~1987
Exponent Prime Factor Digits Year
16417391328347838 ~1987
16417559328351198 ~1987
16418351328367038 ~1987
16418411328368238 ~1987
164191071313528579 ~1989
16419503328390078 ~1987
16419517985171038 ~1989
16419563328391278 ~1987
16419719328394398 ~1987
16419839328396798 ~1987
16420331328406638 ~1987
16420403328408078 ~1987
16420823328416478 ~1987
16421159328423198 ~1987
16421341985280478 ~1989
16421417985285038 ~1989
164216236897081679 ~1991
16421843328436878 ~1987
164218791313750339 ~1989
16422353985341198 ~1989
16422377985342638 ~1989
16422383328447678 ~1987
16422491328449838 ~1987
16422661985359678 ~1989
16422683328453678 ~1987
Exponent Prime Factor Digits Year
164227611313820899 ~1989
16423031328460638 ~1987
164234471642344719 ~1989
164237092299319279 ~1989
16423811328476238 ~1987
16423861985431678 ~1989
16423919328478398 ~1987
16424069118253296910 ~1991
16424591328491838 ~1987
16424819328496398 ~1987
16425971328519438 ~1987
164259712956674799
16426031328520638 ~1987
16426103328522078 ~1987
16426643328532878 ~1987
16426877985612638 ~1989
16427003328540078 ~1987
16427171328543438 ~1987
164275972299863599 ~1989
16427639328552798 ~1987
16427711328554238 ~1987
16427843328556878 ~1987
16428011328560238 ~1987
16428059328561198 ~1987
164284992957129839 ~1990
Exponent Prime Factor Digits Year
16428539328570798 ~1987
164285392957137039
16428719328574398 ~1987
16428983328579678 ~1987
164294871314358979 ~1989
16429943328598878 ~1987
164300177557807839 ~1991
16430339328606798 ~1987
164305492300276879 ~1989
16430591328611838 ~1987
16431377985882638 ~1989
16431421985885278 ~1989
16431731328634638 ~1987
164320611314564899 ~1989
16432439328648798 ~1987
164325671643256719 ~1989
16432571328651438 ~1987
16432583328651678 ~1987
164325834272471599
16433243328664878 ~1987
164333932300675039 ~1989
16433591328671838 ~1987
164336472958056479 ~1990
16433699328673998 ~1987
16434217986053038 ~1989
1323
GIMPS The Prime Pages FactorDb.com
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25-09-07